Hotson’s Brush-tailed Mouse vs Northern Pintail

Calomyscus hotsoni compared with Anas acuta

Key Differences

• Hotson’s Brush-tailed Mouse is Least Concern while Northern Pintail is Vulnerable.

Taxonomic Classification

Rank	Hotson’s Brush-tailed Mouse	Northern Pintail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Calomyscidae	Anatidae
Genus	Calomyscus	Anas
Species	Calomyscus hotsoni	Anas acuta

Evolutionary Relationship

Hotson’s Brush-tailed Mouse and Northern Pintail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hotson’s Brush-tailed Mouse

LC — Least Concern

Northern Pintail

VU — Vulnerable

Physical Characteristics

Attribute	Hotson’s Brush-tailed Mouse	Northern Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Northern Pintail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Northern Pintail

Northern Pintail (Anas acuta) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.